pygments.lexers.guess_lexer_for_filename cannot return None (#8777)

Author: chriskuehl

stubs/Pygments/pygments/lexers/__init__.pyi

@@ -15,7 +15,7 @@ def load_lexer_from_file(filename: _OpenFile, lexername: str = ..., **options: A
 def find_lexer_class_for_filename(_fn: StrPath, code: str | bytes | None = ...) -> LexerMeta | None: ...
 def get_lexer_for_filename(_fn: StrPath, code: str | bytes | None = ..., **options: Any) -> Lexer: ...
 def get_lexer_for_mimetype(_mime: str, **options: Any) -> Lexer: ...
-def guess_lexer_for_filename(_fn: StrPath, _text: str, **options: Any) -> LexerMeta | None: ...
+def guess_lexer_for_filename(_fn: StrPath, _text: str, **options: Any) -> LexerMeta: ...
 def guess_lexer(_text: str | bytes, **options: Any) -> Lexer: ...
 
 # Having every lexer class here doesn't seem to be worth it